Home / 1,832.62-2,528.29-1,086.30

Finding the Fourth Proportional to 1,832.62, 2,528.29 and 1,086.30

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Solution

The fourth proportional to 1,832.62, 2,528.29 and 1,086.30 is: 1,498.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,832.62 : 2,528.29 = 1,086.30 : x
  2. Step 2: Convert to fraction form
    1,832.62/2,528.29 = 1,086.30/x
  3. Step 3: Cross multiply
    1,832.62x = 2,528.29 × 1,086.30
  4. Step 4: Simplify right side
    1,832.62x = 2,746,481.43
  5. Step 5: Solve for x
    x = 2,746,481.43/1,832.62
  6. Step 6: Final answer
    x = 1,498.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.